Transition Sumps

PSTF-4630 Transition Sump (Fiberglass Sump/Fiberglass Top)

  • Large, injection-molded FRP containment chambers are stackable for convenient shipping and storage
  • Removable FRP top allows maximum access during installation of fittings and equipment, and provides a rigid entry fitting area adjacent to the cover for vertical entry of above-grade piping
  • The PSTF-4630 is not adjustable, but FRP Sump Height Extenders (DSFE-4612) are available for the PSTF-4630 to accommodate deeper-bury applications

PST-4630 Transition Sump (Polyethylene Sump/Fiberglass Top)

  • Large, heavily ribbed polyethylene containment chamber provides structural rigidity
  • Adjustable to a minimum of 26"

PST-5030 One-Piece Polyethylene Transition Sump

  • Flat entry fitting area extending from the sump base accommodates vertical pipe entries u Heavily ribbed riser provides strength and rigidity
  • Adjustable to a minimum of 29"